Home / 13,504,544.40-20,258,809.20-3,918,676.77

Finding the Fourth Proportional to 13,504,544.40, 20,258,809.20 and 3,918,676.77

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Solution

The fourth proportional to 13,504,544.40, 20,258,809.20 and 3,918,676.77 is: 5,878,593.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,504,544.40 : 20,258,809.20 = 3,918,676.77 : x
  2. Step 2: Convert to fraction form
    13,504,544.40/20,258,809.20 = 3,918,676.77/x
  3. Step 3: Cross multiply
    13,504,544.40x = 20,258,809.20 × 3,918,676.77
  4. Step 4: Simplify right side
    13,504,544.40x = 79,387,724,999,902.28
  5. Step 5: Solve for x
    x = 79,387,724,999,902.28/13,504,544.40
  6. Step 6: Final answer
    x = 5,878,593.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.